The Prosser Mustangs routed the host Grandview Greyhounds softball squad by a count of 13-3 in Thursday's league battle.
The Greyhounds now sport a 10-12 record. They play next when they travel to Ephrata for a non-league battle on Saturday, May 5. Grandview will meet a Tigers squad coming off a 14-4 league win over Quincy (Quincy, WA). The Tigers record now stands at 7-13.